18627201

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1123}}^1$

素因数の和:1245

約数の個数: 24

約数和(自身を含む): 28639520

約数和(自身を除く): 10012319

約数列:

[1, 3, 9, 19, 57, 97, 171, 291, 873, 1123, 1843, 3369, 5529, 10107, 16587, 21337, 64011, 108931, 192033, 326793, 980379, 2069689, 6209067, 18627201]

約数ペア:

[(1, 18627201), (3, 6209067), (9, 2069689), (19, 980379), (57, 326793), (97, 192033), (171, 108931), (291, 64011), (873, 21337), (1123, 16587), (1843, 10107), (3369, 5529)]